// Copyright 2008 The Apache Software Foundation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package org.apache.tapestry5.internal.services;

import org.apache.tapestry5.internal.events.EndOfRequestListener;
import org.apache.tapestry5.services.Request;
import org.apache.tapestry5.services.Session;

/**
 * A listener that invokes {@link org.apache.tapestry5.services.Session#restoreDirtyObjects()}.
 */
public class RestoreDirtySessionObjects implements EndOfRequestListener
{
    private final Request request;

    public RestoreDirtySessionObjects(Request request)
    {
        this.request = request;
    }

    public void requestDidComplete()
    {
        Session session = request.getSession(false);

        if (session != null)
            session.restoreDirtyObjects();
    }
}
